Merge pull request #9440 from Homebrew/dependabot/bundler/docs/html-proofer-3.17.4

build(deps-dev): bump html-proofer from 3.17.3 to 3.17.4 in /docs

docs/Gemfile.lock

@@ -84,7 +84,7 @@ GEM
     html-pipeline (2.14.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    html-proofer (3.17.3)
+    html-proofer (3.17.4)
       addressable (~> 2.3)
       mercenary (~> 0.3)
       nokogumbo (~> 2.0)